C577 The Dinner Was too Poor, It Was Really Fragrant.

Ollie was slightly startled and asked, "Is it the same reason as using the crystal nucleus to increase one's strength?"

"Right, the spiritual crystal can be used to increase one's strength, but I don't recommend it. The strength that can be increased is not stable enough." Urlan continued to explain, "Of course, it's better than the crystal nucleus."

After all